Specifications: l Model: V-0.17/8 l Exhaust volume: 170L / min l Exhaust pressure: 8bar/ 115PSI l Pipe joint: 19mm l Pulley size 250mm l Matching power: 1.1-1.5kw l Cylinder diameter: 51mm 2 l Speed: 1050rpm/min Features: l High efficiency, high precision, universal, low energy consumption. L High quality material, not easy to damage. L Strict balance support and correction to ensure the smooth operation of the main engine. L Special valve steel is used for hair piece, which has good strength and toughness at high temperature. L Faster inflation and low noise. L Strong cooling blade, good cooling performance. Installation notes: 1? When placing the pump head, the motor pulley and the belt pulley must be in the same straight line. The more aligned, the less vibration. 2? Tighten the s.